Methods QRS duration and frontal plane QRS axis were measured before and after injection of contrast medium in 34 patients with left coronary artery disease identified by coronary angiography.
Chongqing Medical University, Chongqing Objective To investigate effects of contrast medium injection on QRS duration and frontal plane QRS axis during coronary angiography.
目的探讨冠心病患者冠状动脉造影剂注射对心电图QRS时间及QRS额面电轴的影响。
The client must have good core strength and good frontal plane stability through the kinetic chain in order to perform this movement without compensation.
顾客必须有良好的核心力量和稳定性,整个动作要在没有外界帮助的情况下独立完成。
Purpose To analyse the characteristics of mandibular incisor point chewing movement on frontal plane orbit in youth of normal occlusion.